[DevTools] Removed wasThrown from evaluate-like protocol methods

third_party/WebKit/LayoutTests/inspector-protocol/runtime/runtime-callFunctionOn-async-expected.txt

 CONSOLE ERROR: Uncaught (in promise) #<Object>
 Tests that Runtime.callFunctionOn works with awaitPromise flag.
 
 Running test: testArguments
 {
     result : {
         type : string
         value : undefined|NaN|[object Object]|[object Window]
     }
-    wasThrown : false
 }
 
 Running test: testSyntaxErrorInFunction
 {
     exceptionDetails : {
         columnNumber : 2
         lineNumber : 1
         scriptId : 0
         text : Uncaught SyntaxError: Unexpected token }
     }
     result : {
         className : SyntaxError
         description : SyntaxError: Unexpected token }
         objectId : [ObjectId]
         subtype : error
         type : object
     }
-    wasThrown : true
 }
 
 Running test: testExceptionInFunctionExpression
 {
     exceptionDetails : {
         columnNumber : 15
         lineNumber : 0
         scriptId : 0
         text : Uncaught Error
     }
     result : {
         className : Error
         description : Error     at <anonymous>:1:22     at <anonymous>:1:36
         objectId : [ObjectId]
         subtype : error
         type : object
     }
-    wasThrown : true
 }
 
 Running test: testFunctionReturnNotPromise
 {
     code : -32000
     message : Result of the function call is not a promise
 }
 
 Running test: testFunctionReturnResolvedPromiseReturnByValue
 {
@@ skipping 38 matching lines @@
             ]
         }
         text : Promise was rejected
     }
     result : {
         type : object
         value : {
             a : 3
         }
     }
-    wasThrown : true
 }